This site uses cookies
To help improve this site we may place small data files, known as cookies, onto your computer. Some of these cookies are essential for functionality, while others help us to improve your experience by providing insights into how the site is being used.
Our cookies aren't used to identify you personally. They're just used to make the site work well. For example:
- tracking how you use the website so we can make sure it meets your needs
- helping us to make sure the website works properly
- when embedding news and videos into our website
We recommend that you accept all cookies.
What Cookies do we Use?
Necessary Cookies
| Name | Description | Duration |
|---|---|---|
| CookieControl | Used by the cookie control script to store the users' cookie consent state | 90 days |
Google Analytics
Google Analytics is a tool that tracks and analyses website traffic. View Google Privacy Policy
| Name | Description | Duration |
|---|---|---|
| _gac_ | Contains information related to marketing campaigns of the user. These are shared with Google AdWords / Google Ads when the Google Ads and Google Analytics accounts are linked together. | 90 days |
| __utma | ID used to identify users and sessions | 2 years after last activity |
| __utmt | Used to monitor number of Google Analytics server requests | 10 minutes |
| __utmb | Used to distinguish new sessions and visits. This cookie is set when the GA.js javascript library is loaded and there is no existing __utmb cookie. The cookie is updated every time data is sent to the Google Analytics server. | 30 minutes after last activity |
| __utmc | Used only with old Urchin versions of Google Analytics and not with GA.js. Was used to distinguish between new sessions and visits at the end of a session. | End of session (browser) |
| __utmz | Contains information about the traffic source or campaign that directed user to the website. The cookie is set when the GA.js javascript is loaded and updated when data is sent to the Google Anaytics server | 6 months after last activity |
| __utmv | Contains custom information set by the web developer via the _setCustomVar method in Google Analytics. This cookie is updated every time new data is sent to the Google Analytics server. | 2 years after last activity |
| __utmx | Used to determine whether a user is included in an A / B or Multivariate test. | 18 months |
| _ga | ID used to identify users | 2 years |
| _gali | Used by Google Analytics to determine which links on a page are being clicked | 30 seconds |
| _ga_ | ID used to identify users | 2 years |
| _gid | ID used to identify users for 24 hours after last activity | 24 hours |
| _gat | Used to monitor number of Google Analytics server requests when using Google Tag Manager | 1 minute |
Blocking cookies via your browser
Most browsers allow you to block or refuse cookies. For example:
- In Internet Explorer you can refuse all cookies by clicking "Tools", "Internet Options", "Privacy", and selecting "Block all cookies" using the sliding selector
- In Firefox you can refuse all cookies by clicking "Tools", "Options", and un-checking "Accept cookies from sites" in the "Privacy" box.
- In Google Chrome you can adjust cookie permissions by clicking "Options", "Under the hood", "Content Settings" in the "Privacy" section. Click on the "Cookies" tab in the "Content Settings".
- In Safari you can refuse cookies by clicking “Preferences”, selecting the "Privacy" tab and "Block cookies".
Your privacy
Our data protection notice explains more about the information we collect and keep about you.
Last revision of this cookie notice: 20/02/2026